Cushion-tire.



PATBNTED MAR. zo, 190e.

I'. G. 'FREESBI vCUSHION TIRE. APPLIGATIONHLBDDBU.so,1904

TTUHNEY.

15k 91 k, jay

wir/(Essay,-

, l oni-'TED- STATE-sf PATENT OFFICE.

FRANiQGJEREEsE, or PHILADELPHIA,PENNSYLVANIA. l i cusH|oN-T|nE."-

To all. whom itjmwy concern,.-

v yBe it known that L FRANK Gr.4 FREEsE, la citizen ofthe United States, residin at Philadelphia; in the county ofPhilade phia and StateofPennsylvani'a, have invented certain nproveinents irrCu'shiomTires, ofwhich the o owing lisa specification.

l j This invention rel-ates'gmore p ar ticiilarlyI to ,y

,as automobiles, whereby an outer metal ring canbe engaged in' cushioned relation to an inner meta rinI i' insuchmanner that elasticity, strength, an

` endurance` are provided bya vsimple construe; v

Y tional view cfa wheel. tire applied thereto.

'- ings, the tire'coxnprises'theintegrallyfformed l I' tion that Vis readily dirt-or other. obstructions.

, ing'thefringl, the latter being'lmovablyl closed by :the-'engaging rings `1 Iand 3.' 'The produced, assembled, and dissociated,yand wose parts are protected from interference with their :operations 'i tiona plied thereto`,a nd. Fig. 5, represents a side e evation and artialsection ofthe con-- struction shown in ig. .4. i Referring to Figsf.1, 2,"and ofthe drawexterior metal ring 1, havin the rubber tread 2 and the interior metal rmgB for holdsup- Y in? ported by lthe .cushions 4, 5,; ar1dj6, who

` l ring 1 has the peripheral groove' 1F. Afor hold.-

f section, an thelateral The-bod .of the ring 1,is engagedwithin'the Peripheral-Channel 'which -is formedbytheflangesl Slfand l3" with ing the rubber treadZ, theparallel faces 1'?,

a l intersected' )by vthe l interior cylindrical sur- 45 race 1, forming a .bod `forrectangular cross- .53* vof the inner Aring 3 parallel. bearing faces/,engaging the correange 3b vbelig/detachable topermit the ring 1 tov be'v Pending faces' 01" 'thding l, 't r laced and displaced'.l The cushions-4 con-` Speeif'lcation'of Letters Patent. Appliaioamedneuembe;30,1904. vamant.238.944.

'to the outer ring by the pins. 9, t

' with the sockets.

'the inner surfnCe 0f the ring.' 1 Asthe rings formingthe tire can be ,as integers, as the ysist of'cild springs seated in recesses 39,

' Patentes March 2o, 1906.

formed in the inneriringin the bottom ofthe channel, the springs having the ca s 4**,which bear lagainstthe inner cylindrica surfacel,v

ofthe ring- 1. The cushions 5 are hollow rub# ber cylinders.'y placed in sernioylindrical recesses 3d', formed in the bottom of the chan'- nel, and bear against the surface 1 of the the channel, "and havin,gthe caps 6El bearing against the inner surfaceof the ring' 1. -vTo A.Outer ring. yThecushions 6 are rubber-colA umns vsupported in therecesses 3e,' f0.r.n1ed1n.

struct any V'tendency ofthe outerV ring .to

rotate inde provide a eXible connection between vthem, the oppositely-inclined coiled connectedto the in ner ring by thev ins '8 and e springs the rings bein wholly -inclosed between endentlyof the inner ring and to I springs 7 'are whic have the .recesses ld'and Sefor receivi fing `the springs when the' rings are pressed to-v lgether. l ably of dovetailcross-section, for engaging it The ring 3 has the innerrim 3f, suit on the Wheel v10, whose rim 11 has the anges 11a and 11V engagin the rim. 3f and forminga dovetail charme within which the rim lits, the flange 11"v being detachable -to mit the tire to be placed and displaced..

As shown in Figs. 4 and 5, the wheel 112 has its rim 13l ring 1,l having the conformation "described,` the flange 13a being detachable to ermitv -the'ring to be placedv and displaced. n the bottom 'of the channel-fare formed. the sockets coiled springs 16, the

ing the 'caps 20 thereon bearing against theprovided withl the ilanges13N- and4I 1 3?, forming a channel 13b forreceiving the '14, which entend through. the rim into the wheel -spOkes 15. and contain Vthe innersurface ofthe ring, the caps t'elescopingv bearing against terference by inclose'd, the'tireihas getout o f'order and provides the strength, endurance, and iieiribi ity that vis desiredpffj- Between theA springs 1.61' and 19 .are leaffsprings 2 1, resting upon the :bottom of the channel and roo v forged construction prevents inobstacles with the operation, andfas the .cushioning members arewloiy;

springs'having the capslf thereon which bear againstthe innerl surface f Within the vchannel' andl between `thegspokes sockets 18 are formed in the riin land receive the coiled springs 1-9, havrsi. little or.,no tendency Having described myinvention, I claim- 1. A tire comprising an outer ring, a rim having flanges connected therewith for engaging said outer ring, cushioning mechanism ior supporting said outer ring, in combi nation with a Wheel having a rim and flanges for engaging said first rim thereto, substantially as specified.

2. A tire comprising an'` outer ring, an innei' ring having flanges for engaging said outer ring and a rim for holding said inner ring, a Wheel having a rim provided With flanges for engaging the rim of said inner ring, and cushioning members between said rings, substantially as speciied.

3. A tire comprising a solid outer ring, a solid inner ring having embracing means engagin said outer ring in reciprocating relation t ereto, and cushioning mechanism dis- .posed between said rings, in combination with a Wheel havin a rim to which said inner ring is engaged, su stantiall as specifiedi 4. A tire comprising a siid outer ring, a solid inner, ring to which said outer ring is engaged in reciprocating relation, and cushioning mechanism by,which said outer ring is FRANK G. FREESE.

Witnesses:

ROBERT JAMES EARLEY, UTLEY E. CRANE, Jr. 

